Answer:
<u>5x+10</u>
27x
Step-by-step explanation:
cross multiply
The constant of proportionality is equal to 11.
<h3>Constant of Proportionality</h3>
The constant of proportionality is the ratio that relates two given values in what is known as a proportional relationship. Other names for the constant of proportionality include the constant ratio, constant rate, unit rate, constant of variation, or even the rate of change.
In this question, the constant of proportionality is that value that doesn't change or represents the number of players while x represented the number of games they played.
The constant of proportionality can be solved mathematically as

The constant of proportionality is the value that makes y = 11x and it is 11.
Learn more on proportionality here;
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What part do you not understand?
No. 1/4 of an hour is 15 minutes..
15 minutes read every day for 15 days is 225 minutes, which is less than 500
Let
be the random variable for the time a given person from the population spends sleeping. With
we have

where
.


Rounded to the nearest whole number, that comes out to about 31%.